Linkage and Crossing Over

This module explains how genes on the same chromosome are inherited together, how crossing over during meiosis creates new allele combinations, and how to interpret cross results for linked genes, a high-frequency CIE exam topic.

📖Study Guide

In-depth bilingual notes with worked past paper examples.

✍️Practice Exam

Timed practice questions with mark scheme grading. Coming soon.

🎴Flashcards

Spaced repetition for key concepts and definitions. Coming soon.

📊Visualizer Coming Soon

Interactive plots and diagrams to build intuition. Coming soon.

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